2026 House Bill 6303

Construction: code; code requirement to use air tightness testing to test a commercial building's building envelope; prohibit.

A bill to amend 1972 PA 230, entitled “Stille-DeRossett-Hale single state construction code act,” (MCL 125.1501 to 125.1531) by adding section 4j.

Introduced in the House

Aug. 27, 2026

Introduced by Rep. Steve Carra (R-36) and four co-sponsors

Co-sponsored by Reps. Matt Maddock (R-51), Steve Frisbie (R-44), Matt Bierlein (R-97) and James DeSana (R-29)

Referred to the Committee on Rules